baber/WOPTO huggingface dataset:
Patent JP-2004085151-A (JP)
Title: Cooling system
Inventor: OKAZAKI TAKASHI
IPC: F25B1/00
Filed: 2002-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a liquid refrigerant from flowing back in gas piping to cause reverse circulation when starting or the like in a cooling system using natural circulation of the refrigerant.  <P>SOLUTION: In this cooling system, a condenser 1, a liquid pipeline 3, an evaporator 2 and a gas pipeline 4 are connected in sequence by piping to constitute a refrigerant circuit, and the condenser 1 is installed in a higher part than the evaporator 2 to perform cooling operation by the natural circulation of the refrigerant. The condenser 1 is composed of a plate fin tube type heat exchanger having a plurality of refrigerant passages, and inflow pipes 12 and outflow pipes 9 of the plurality of refrigerant passages are respectively connected to a first branch pipe 8 and a first confluence pipe 5. The gas pipeline 4 is connected to the upper part of the first branch pipe 8 through a U-shaped pipeline 20 provided with a downward gradient part 13 in the flow direction of the refrigerant.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004089356-A (JP)
Title: Biological information measuring instrument
Inventor: YAMAZAKI MASAHARU
IPC: A61B5/308
Filed: 2002-08-30
Abstract: <P>PROBLEM TO BE SOLVED: To suppress a deterioration in data transmission efficiency by radio waves.  <P>SOLUTION: A communication circuit 104 transmits heartbeat information detected by electrodes 101 and 102 to a master set by the radio waves via an antenna 110. An inductor 103 provided between the electrodes 101, 102 and the input part of the communication circuit 104 suppress inputting of the radio waves outputted from the antenna 110 to the communication circuit 104 via the electrode 101 to be wasted.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003148170-A (JP)
Title: Method for controlling load of power plant
Inventor: KAWAMURA HIDEYUKI
IPC: F02C9/46
Filed: 2002-09-02
Abstract: PROBLEM TO BE SOLVED: To restrain thermal stress and instable behaviors generated to a power plant due to variation of system frequency, and also to stabilize a system frequency. SOLUTION: This power plant comprises a combustor 1, a gas turbine having a turbine 3, and a generator 5 axially connected with the gas turbine. A fuel command limiter (LIM) 107 limiting the change of a fuel command value 107d is installed to a speed governing load control part 100, which finds a governor command value 103d based on a deviation of a generating command value 101d instructed from an intermediate supply according to the variation of a system frequency and generated power 102d, and finds a fuel command value 107d corresponding to a governing rate (R) in accordance with a deviation of the command value 103d and an axial speed 104d. The limiter (LIM) 107 sets a limit value of change rate in a manner to restrain thermal stress and instable combustion of a gas turbine, and restrain the change of the fuel command value 107 within a limit value.
Patent JP-2004099925-A (JP)
Title: Structure for cast copper stave cooler
Inventor: MORIMITSU HIROTOMO
IPC: F27D1/12
Filed: 2002-09-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure for cast copper stave cooler with which the joining strength of the copper casting with a cooling water passage at the outer part and the reliability are high and the stave cooler can sufficiently restrain the deformation becoming a convex-shape toward the inside of a blast furnace.  <P>SOLUTION: In the structure of the cast copper stave cooler for cooling the furnace wall in the blast furnace, the cooling water passage is formed at the outer part of the above cast copper by casting a steel pipe having a stopper for preventing the fall-out in the outer periphery, at the end part of the cooling water passage arranged in the inner part of the cast copper. Projection having reverse tapered shape toward the furnace outside of this cast copper, is cast to hold castable refractories with the projection.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004102421-A (JP)
Title: Road curvature computing method
Inventor: FUJII YOSHIYUKI
IPC: G08G1/16
Filed: 2002-09-05
Abstract: <P>PROBLEM TO BE SOLVED: To find in a real time a curvature of a road on which a vehicle is traveling and a curvature radius of the road in front by simple computation.  <P>SOLUTION: The curvature radius of the road is found easily using the expression of the radius OA = AB/2sinθ in a scanning type radar, and using the expression of the radius AO = (BC<SP>2</SP>+ AC<SP>2</SP>)/2AC when a preceding vehicle is found as a position on coordinates, since a straight line AX is the longitudinal-directional axis of the own vehicle, since the straight line AB is an intervehicular distance, since the straight line AC is a lateral-directional relative distance of the preceding vehicle with respect to both own vehicle axes, the straight line BC is a longitudinal-directional relative distance in an axial direction, and since an angle θ is a vectorial angle of the preceding vehicle with respect to the both own vehicle axes, where the dotted line AB expresses the curved road, where a point A expresses the own vehicle, and where a point B expresses the preceding vehicle.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004025824-A (JP)
Title: Recycled foamed laminated sheet for automobile upholsteries using resin and recycling method of automobile upholstery
Inventor: UEDA TORU
IPC: B29K25/00
Filed: 2002-09-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a recycling method of an automobile upholstery enabling a material recycling by which a waste material can be recycled for fabricating an automobile upholsteries and obtain a foamed laminated sheet for automobile upholsteries or the automobile upholstery which holds the properties such as a light weight, heat insulation, molding processability and heat resistance required for the automobile upholstery.  <P>SOLUTION: The automobile upholstery comprises the foamed laminated sheet formed by laminating a non-foaming layer on the both sides of a foamed layer whose base resin is a modified polyphenylene ether resin, a skin material laminated on one side of the sheet and an abnormal-note preventing material properly laminated on the other side of the sheet. The skin material and the abnormal-note preventing material are substantially separated and removed from both of the trimmings and waste materials of the automobile upholstery. The reclaimed resin is obtained by extrusion-molding and pelletizing the resin composition derived from the foamed laminated sheet. The resin is used for fabricating at least one side of the non-foamed layers of the foamed laminated sheet.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004101850-A (JP)
Title: Photosensitive organic and inorganic composite material and semiconductor device using the same
Inventor: TAKAHASHI TOYOMASA
IPC: G03F7/004
Filed: 2002-09-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photosensitive organic/inorganic composite material having superior temperature cycle characteristics and a semiconductor device.  <P>SOLUTION: In the photosensitive organic inorganic composite material made of a photosensitive resin and an inorganic filler, the content of the inorganic filler is at least 30 vol.% to less than 75 vol.%, the inorganic filler preferably has a scale or plate shape, the maximum grain size is 50 μm or less, and an aspect ratio is 4 or more and 50 or less. The photosensitive organic inorganic composite material is dispersed in the resin while being accumulated in a laminar shape in the resin without generating any secondary condensation. The semiconductor using the photosensitive organic inorganic composite material is provided.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004112072-A (JP)
Title: Communication module and power line carrier communication module
Inventor: MIYASHITA YOSHIHIRO
IPC: H04B3/54
Filed: 2002-09-13
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem in a communication module that since communication must be maintained constantly with the side of a unit for mounting the communication module, a microcomputer consumes power constantly in a normal mode under a reception waiting state.  <P>SOLUTION: A incoming receiving packet is informed to a microcomputer by delivering a preamble detection signal thereto and the operation of the microcomputer is switched from a power saving mode to a normal mode.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003178710-A (JP)
Title: Metal halide lamp, metal halide lamp lighting device and illumination device
Inventor: ISHIGAMI TOSHIHIKO
IPC: F21Y101/00
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a metal halide lamp that does not essentially use mercury which has a large environmental burden and has nearly equal electric property and luminous property to those lamps which are filled with mercury, and a metal halide lamp lighting device and an illumination device having the same.  <P>SOLUTION: The lamp comprises an airtight container 1, a pair of electrodes 2, 2 sealed in the airtight container, and a discharge medium which contains a first halide mainly consisting of a halide of sodium Na and scandium Sc, a second halide that consists mainly of a halide of one kind or plural kinds of halides of metals selected from the group of magnesium Mg, iron Fe, cobalt Co, chromium Cr, zinc Zn, nickel Ni, manganese Mn, aluminum Al, antimony Sb, beryllium Be, rhenium Re, gallium Ga, titanium Ti, zirconium Zr, and hafnium Hf, and has a vapor pressure of 5 atmospheric pressures or less during lighting, and a rare gas, so that the discharge medium does not essentially contain mercury.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004108481-A (JP)
Title: Coupling device and image forming device with the same
Inventor: ABE TAKAHARU
IPC: F16D3/04
Filed: 2002-09-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a coupling device and an image forming device using the same, simplifying the shape of projections, being easily manufactured, easily aligning centers of the rotation of a driving shaft and a driven shaft, and being easily adjusted.  <P>SOLUTION: The driven shaft 116 is provided with three projections 128 radially extended from the center of rotation. The driving shaft 114 is provided with projecting parts 130 on its peripheral edge at approximately equal intervals in the circumferential direction. The projecting parts 130 respectively have engagement faces 132 inclined toward the center of rotation O, and the projections 128 are partially engaged with the engagement faces 132, and are brought into contact with the engagement faces 132 when the driving shaft 114 is rotated clockwise shown in the figure. Here, as the engagement faces 132 are inclined by an angle θ toward the center of rotation O, the contact parts of the projections 128 receive the component force from the driving shaft 114 toward the center of rotation O, and the centers of rotation of the driving shaft 114 and the driven shaft 116 are aligned.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004106041-A (JP)
Title: Press, and manufacturing method of magnet
Inventor: HARADA TSUTOMU
IPC: B30B11/00
Filed: 2002-09-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a press for performing the magnetic field orientation of magnetic powder at the degree of orientation equal to or more than a conventional one with an inexpensive configuration.  <P>SOLUTION: A press comprises a die 10 having a through hole 10a to form a cavity and a pair of punches 20 and 30 for pressing magnetic powder filled in the cavity and provided with tip parts 20b and 30b having pressing faces 20B and 30B and bottom surfaces 20C and 30C and trunk parts 20a and 30a having end faces 20A and 30A joined with the bottom surfaces of the tip parts, and a magnetic field generating means 40 to apply the oriented magnetic field to the magnetic powder in the cavity. The die 10 and the tip part 20b and 30b are formed of magnetic materials, the trunk parts 20a and 30a are formed of a BeCu alloy, and the bottom surfaces 20C and 30C of the tip parts 20b and 30b and the end faces 20A and 30A of the trunk parts 20a and 30a are joined with each other by silver solder.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004120357-A (JP)
Title: Network terminal management method
Inventor: OKAMOTO KEIJI
IPC: H04L12/28
Filed: 2002-09-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a network terminal management method by which a transmission band required for data reply from a terminal is reduced.  <P>SOLUTION: In this network terminal management method, a network management device transmits request instructions by using multicast to terminals on a network. Each terminal which has received the request instructions returns a reception response by using unicast to a block representative terminal of a plurality of terminals, and the block representative terminal which has received the response returns the response by using the unicast to the network management device.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004121423-A (JP)
Title: Wire holder
Inventor: KAGAYAMA TAKESHI
IPC: A47B97/00
Filed: 2002-09-30
Abstract: <P>PROBLEM TO BE SOLVED: To provide a wire holder to be easily attached near the bottom of furniture without attaching a special structure to the furniture side, capable of easily holding a wire along the bottom of the furniture.  <P>SOLUTION: The wire holder comprises a support base 2 for holding the stored wire C and a pair of holder arms 3 and 4 extending upward from both opposite sides of the support base 2. The wire holder has a lock part 5 on the outer surface of at least one holder arm 3 to be locked to the lower end edge 61 of a component member 6 projecting from around the bottom of the furniture A such as a desk, a table, a cabinet or a panel, with a gap to the floor surface F. The wire C is received from an upper opening part 10 between the tops of the pair of holder arms 3 and 4, and is held along the bottom of the furniture.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003180398-A (JP)
Title: Method for detecting gene amplification product, and reagent kit for detecting gene amplification product
Inventor: HIYAMA YOSHIYO
IPC: C12Q1/68
Filed: 2002-10-02
Abstract: <P>PROBLEM TO BE SOLVED: To detect the presence or absence of a gene amplification product more accurately by stabilizing and decreasing a back ground by preventing the turbidity caused by the cloud point of a surfactant contained in a reaction liquid from being formed.  <P>SOLUTION: This method for detecting the gene amplification product comprises subjecting a gene to an amplification reaction in the reaction liquid containing a surfactant having the cloud point higher than the reaction temperature of the gene amplification to detect the gene amplification product.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004122040-A (JP)
Title: Gas-permeable membrane-used apparatus
Inventor: HARA SHIGEKI
IPC: H01M8/04
Filed: 2002-10-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas-permeable membrane-used apparatus having a special means which does not hinder the operation of the apparatus when operated normally but can restrain a large quantity of gas from being released when a gas-permeable membrane collapses.  <P>SOLUTION: This gas-permeable membrane-used apparatus is provided with a supply chamber and a permeation chamber which are isolated from each other by the gas-permeable membrane. A pressure reducing valve is arranged on the downstream side of an outlet of the permeation chamber and a flow rate control means consisting of a resistive element is arranged on the downstream side of the pressure reducing valve. The valve-outlet pressure of the pressure reducing valve is set higher than the valve-inlet pressure when the apparatus is operated normally.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004124234-A (JP)
Title: Apparatus for treating substrate
Inventor: KONYA TADASHI
IPC: C23C16/509
Filed: 2002-10-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an apparatus for treating a substrate with which the insertion of an electrode is simply performed and also, the influence on generation of plasma caused by deformation/deterioration of the electrode itself, is little.  <P>SOLUTION: An electrode protecting tube 10 is formed of a quartz tube having the inner diameter, in which the electrode 11 can easily be inserted. The electrode protecting tube 10 has the structure, in which the lower part is closed and also, the top part is opened and the outer wall near this opening hole part is closely fixed to the upper wall at the reverse side of the opening end part of a reaction chamber 1 and the inserting hole 14 of the electrode 11 is disposed as the opening state at the upper part. Further, this apparatus is constituted so that the electrode 11 is inserted from the upper part to the lower part along the gravitation direction into a first buffer chamber 6 by passing through the wall part of the reaction chamber 1 from the inserting hole 14.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004131852-A (JP)
Title: Fibrous structure and method for producing the same
Inventor: SUZUKI TOSHIYUKI
IPC: D06M15/00
Filed: 2002-10-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fibrous structure simply removing oil stains after allowing the structure to stand by home laundering and to provide a method for producing the same.  <P>SOLUTION: The fibrous structure is characterized as follows. At least a part of single fibers constituting the fibrous structure are covered with two or more layers and the inner layer is composed of a layer consisting essentially of a compound having a polyether moiety. The outermost layer is composed of a layer consisting essentially of a compound having a fatty acid moiety.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004130601-A (JP)
Title: Image formation device
Inventor: TAKAHASHI TSUTOMU
IPC: B41J2/01
Filed: 2002-10-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inexpensive device which can change a paper discharge position for every printing paper or for every printing set in a printer.  <P>SOLUTION: An auxiliary member for moving the paper discharge position far away is operated for every printing paper or for every printing set, whereby the paper discharge position is changed. It becomes easy to divide printing papers outputted overlapping for every paper or for every set.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004130611-A (JP)
Title: Printing plate supply method for printer and printing plate supply device of printer
Inventor: TAKAHASHI TAKAYUKI
IPC: B65H7/02
Filed: 2002-10-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a printing plate supply method for a printer which considers the fluctuations of the rotation rate (rotary angle) of a plate cylinder during supplying a master to the plate cylinder and its rotation and thereby, controls the appropriate compensation for the fluctuations so that the manufactured master is certainly loaded on the plate cylinder always to a specified winding level without wrinkles, and a printing plate supply device of the printer.  <P>SOLUTION: A control device 65 controls a main motor 57 so as to change the rotation rate of the plate cylinder 50 based on a pulse signal relative to the rotation rate of the plate cylinder 50 from an encoder sensor 64 in compensating for the fluctuations of the rotation rate of the plate cylinder 50 generated depending upon the position of a clamper 51 and a stage part 51b during the supply of the master to the plate cylinder 50 and its rotation.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003146297-A (JP)
Title: Method of controlling light signal device for aviation electronics, and device using the method
Inventor: FLEURY CHRISTOPHE
IPC: B64D45/00
Filed: 2002-10-09
Abstract: PROBLEM TO BE SOLVED: To provide a method and a device of controlling a light signal device on the state of motion of a system capable of overcoming deficiencies of a device based on a conventional technology by guaranteeing the accurate motion even if the system has a few deficiencies. SOLUTION: The control method comprises a step for the dynamic control of the redundancy for when a branch of a light source has trouble, and is for controlling the light signal device on the state of motion of the system with several light sources each of which has several branches of several lighting elements. The control method is used in the control device.
Patent JP-2004134004-A (JP)
Title: Method and device for playing magneto-optical recording medium
Inventor: IDO HIROSHI
IPC: G11B11/105
Filed: 2002-10-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method and a device for playing a magneto-optical disk, capable of playing the magneto-optical disk having different recording mark lengths by high signal quality in the playing of the magneto-optical disk of an expanded transfer system.  <P>SOLUTION: The playing method of an MO disk plays the MO disk of a magnetic domain expanded transfer system. First, an MO disk 2 is irradiated with light beams from the laser 100 of low power and with the laser 150 of high power respectively. Then, MO signals based the light beams are detected. A selection signal is generated by using at least one MO signal. This selection signal is matched with the length of a recording mark on which information is recorded. One of the MO signals is selected based on the selection signal. Then, the information is reproduced based on the selected MO signal.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004131793-A (JP)
Title: Part made of niobium-containing low alloy heat resistant steel, and production method therefor
Inventor: SUZUKI KAZUHO
IPC: C22C38/00
Filed: 2002-10-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a heat resistant steel part in which cracks on forging frequently occurring in the production of a part made of niobium-containing low alloy heat resistant steel are eliminated, and the occurrence of cracks in a working process including forging is prevented, and to provide a production method therefor.  <P>SOLUTION: When, with niobium-containing low alloy heat resistant steel containing 0.01 to 0.10% Nb as an object, at least a part of crystallized NbC is made to form a solid solution in a matrix by soaking, and next and forging and required mechanical working are performed, ≥60% of the crystallized NbC is allowed to form the solid solution. The progress rate into the solid solution is estimated by the formula, S=1-exp[ä-2.72×10<SP>16</SP>exp(-6.41×10<SP>5</SP>/RT)}×t] (wherein S is the progress rate into the solid solution; T is the temperature (K) of a steel ingot; t is the time (s), and R is a gas constant of 8.3114), and the heating temperature and time are decided, so that the soaking is efficiently performed.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004131333-A (JP)
Title: Anti-bacterial mortar and method of manufacturing the same
Inventor: IBE HIROSHI
IPC: C04B24/24
Filed: 2002-10-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide an anti-bacterial floor material having excellent safety, workability, and profitability.  <P>SOLUTION: Shells are burned to form burned calcium and 2-80% burned calcium per total cement is incorporated in polymer cement mortar. The burned calcium reacts with water to form calcium hydroxide and to be distributed in the polymer cement mortar after hardened. When the mortar absorbs water, the calcium hydroxide is eluted to exhibit the anti-bacterial performance.  <P>COPYRIGHT: (C)2004,JPO